118a-quiz 7a-key

118a-quiz 7a-key - Quiz
7‐a‐key
 Question
1



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Unformatted text preview: Quiz
7‐a‐key
 Question
1

 How
many
kinds
of
hydrogen
are
contained
in
following
molecules?
(3points)
 
 




4








































4








































3












 Question
2
 Estimate
chemical
shift
of
hydrogen
atoms
A,
B,
C.
(3points)
 

HA
:6‐8ppm,
HB:
3‐4ppm,
HC:
<2ppm
 Question
3
 Assign
the
peaks
to
proper
hydrogen
atoms
in
the
molecule.
(4points)

 singlet
peak:
the
middle
CH2,
triplet
peak:
the
CH3,
quartet
peak:
CH2
 next
to
the
CH3
 
 ...
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This note was uploaded on 05/05/2011 for the course CHE 118A 118a taught by Professor Kent during the Fall '10 term at UC Davis.

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